else if (ipo->offset > __ipo->offset)
p = &(*p)->rb_right;
else {
- assert(ipo->len == __ipo->len);
+ dprint(FD_IO, "iolog: overlap %llu/%lu, %llu/%lu",
+ __ipo->offset, __ipo->len,
+ ipo->offset, ipo->len);
td->io_hist_len--;
rb_erase(parent, &td->io_hist_tree);
remove_trim_entry(td, __ipo);